diff --git a/package.json b/package.json
index 81422f44..0ada08f7 100644
--- a/package.json
+++ b/package.json
@@ -806,8 +806,7 @@
     "dev:ext": "npm run clean && webpack --mode development --watch",
     "test-compile": "tsc -p ./",
     "clean": "rimraf dist",
-    "start:site": "cd ./docs && npm run dev",
-    "postinstall": "npm i imagemin imagemin-jpegtran imagemin-pngquant"
+    "start:site": "cd ./docs && npm run dev"
   },
   "devDependencies": {
     "@bendera/vscode-webview-elements": "0.6.2",